Two successive price increases of 10% and 10% of an article are equivalent to a single price rise increase of
19%
20%
21%
22%
If A's income is 50% less than that of B's, then B's income is what percent more than that of A?
125
100
75
50
Two natural numbers are in the ratio 3 : 5 and their product is 2160. The smaller of the numbers is
36
24
18
12
A.
36
Let the natural numbers are 3x and 5x then,
(3x) x (5x) = 2160
⟹ 15x2 = 2160
⟹ x2 = 144
⟹ x = 12
Hence, smaller number = 3x = 3 x 12 = 36
By selling an article, a man makes a profit of 25% of its selling price. His profit percent is
20
25
By selling a bicycle of ₹ 2850, a shopkeeper gains 14%. If the profit is reduced to 8%, then the selling pri e will be
₹ 2600
₹ 2700
₹ 2800
₹ 3000
If the ratio of cost price and selling price of an article be as 10 : 11, the percentage of profit is
8
10
11
15
A manufacturer marked an article at ₹ 50 and sold it allowing 20% discount. If his profit was 25%, then the cost price of the article was
₹ 40
₹ 35
₹ 32
₹ 30
A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price and the printed price of the book is
45 : 56
45 : 51
47 : 56
47 : 51